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Finding the Fourth Proportional to 2,625.06, 3,937.59 and 1,065.06

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Solution

The fourth proportional to 2,625.06, 3,937.59 and 1,065.06 is: 1,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.06 : 3,937.59 = 1,065.06 : x
  2. Step 2: Convert to fraction form
    2,625.06/3,937.59 = 1,065.06/x
  3. Step 3: Cross multiply
    2,625.06x = 3,937.59 × 1,065.06
  4. Step 4: Simplify right side
    2,625.06x = 4,193,769.61
  5. Step 5: Solve for x
    x = 4,193,769.61/2,625.06
  6. Step 6: Final answer
    x = 1,597.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.